Derrick is a consultant. He is experienced in many areas of law, having operated as a sole practitioner for a large part of his career, and has been instructed in a number of reported cases over the years. Derrick specialises in high value residential property work, private client and commercial work encompassing trusts and probate in addition to some litigation and insolvency work. His client list includes many from overseas. Derrick is also a supporter of Queens Park Rangers and a Freemason.